CATALOG OF ORIGINAL DESCRIPTIONS: Globorotalia cibaoensis Bermudez 1949
This page provides data from the catalog of type descriptions. The catalog is sorted alphabetically. Use the current identification link to go back to the main database.
Citation: Globorotalia cibaoensis Bermudez 1949Taxonomic rank: speciesType specimens: holotype , no. 63458:. Topotypes Standard Oil Company of Cuba, which are now at the University of Cuba; the University of Santo Domingo, Ciudad Trujillo, Dominican Republic; the Dorothy K. Palmer Collection at the Paleontological Research Institution, Ithaca, New York; and in the author's personal collectionType age (chronostrat): Upper Miocene, Mao formation; gray, calcareous clay shale. Other level given: Middle Miocene, Gurabo formation. Limited to the deep-water sediments in the Gurabo and Mao formations.Type locality: Sample H-15099, from along the Rio Yaque del Norte, near the bridge at Santiago de los Caballeros, Santiago Province, Republic . AbundantType repository: Washington, USNM
Original Description Test slightly longer than broarl, stout, biconvex, dorsal sideless convex, slightly umbilicate; periphery broadly rounrlecl in the earlier portion of the test, subacute in the last three chambers; two whorls visible dorsally, chambers numerous, four or five in the last whorl, the chambers increasing rapidly in size as added; spiral suture indistinct in the early whorl, somewhat depressed on the last one, chamber sntures slightly limbate on the dorsal side, simple and depressed on the ventral; umbilicus not very notable, with conspicuous granulations; wall thick, finely perforate; aperture a slit at the base of the last chamber. Size: Diameter, 0.62 mm.; height, 0.35 mm Extra details from original publication This species has some resemblance to Globorotalia menardii (d'Orbigny), from which it differs in its smaller size, more convex shape, and in having fewer chambers.
References:
Bermudez, P. J. (1949). Tertiary smaller foraminifera of the Dominican Republic. Cushman Laboratory for Foraminiferal Research, Special Publication. 25: 1-322. gs
Blow, W. H. (1969). Late middle Eocene to Recent planktonic foraminiferal biostratigraphy. In, Bronnimann, P. & Renz, H. H. (eds) Proceedings of the First International Conference on Planktonic Microfossils, Geneva, 1967. E J Brill, Leiden 380-381. gs
Globorotalia cibaoensis compiled by the pforams@mikrotax project teamviewed: 12-11-2025
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